Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ArtifactOutResource.java @ 32:c2d53bd30ab8

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Re-factored artifact API for better integration of background processing. artifacts/trunk@78 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sun, 13 Sep 2009 14:50:53 +0000
parents 22b03d5c84c5
children 3f03aee55c2f
rev   line source
29
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.artifactdatabase.rest;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import org.apache.log4j.Logger;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5 import org.restlet.resource.Get;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6 import org.restlet.resource.ServerResource;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 import org.restlet.data.Request;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 import org.restlet.data.Response;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10 import org.restlet.data.Status;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 import org.restlet.data.MediaType;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 import org.restlet.representation.Representation;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14 import org.restlet.representation.EmptyRepresentation;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16 import org.restlet.ext.xml.DomRepresentation;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 import de.intevation.artifactdatabase.XMLUtils;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 import de.intevation.artifacts.ArtifactNamespaceContext;
32
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
21 import de.intevation.artifacts.ArtifactDatabaseException;
29
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
22 import de.intevation.artifacts.ArtifactDatabase;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 import org.w3c.dom.Document;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
25
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
26 import java.io.IOException;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 /**
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 * @author Sascha L. Teichmann (sascha.teichmann@intevation)
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 */
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 public class ArtifactOutResource
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32 extends ServerResource
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 public static final String PATH = "/artifact/{uuid}/{type}";
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 public static final String XPATH_MIME_TYPE = "/action/out/mime-type/@value";
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 public static final MediaType DEFAULT_MIME_TYPE =
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39 MediaType.APPLICATION_OCTET_STREAM;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
40
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
41 private static Logger logger = Logger.getLogger(ArtifactOutResource.class);
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
42
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43 @Get
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
44 public Representation represent() {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46 Request request = getRequest();
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 Representation requestRepr = request.getEntity();
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50 Document inputDocument = null;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51 try {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 DomRepresentation input = new DomRepresentation(requestRepr);
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 inputDocument = input.getDocument();
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 catch (IOException ioe) {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56 logger.error(ioe.getMessage());
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 Response response = getResponse();
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 response.setStatus(Status.CLIENT_ERROR_BAD_REQUEST, ioe);
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 return new EmptyRepresentation();
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 ArtifactDatabase db = (ArtifactDatabase)getContext()
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63 .getAttributes().get("database");
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 String identifier = (String)request.getAttributes().get("uuid");
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67 if (logger.isDebugEnabled()) {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 logger.debug("looking for artifact id '" + identifier + "'");
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71 String mimeTypeString = XMLUtils.xpathString(
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
72 inputDocument,
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73 XPATH_MIME_TYPE,
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 ArtifactNamespaceContext.INSTANCE);
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76 MediaType mimeType = DEFAULT_MIME_TYPE;
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
77
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
78 if (mimeTypeString != null && mimeTypeString.length() != 0) {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
79 try {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
80 mimeType = MediaType.valueOf(mimeTypeString);
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
82 catch (Exception e) {
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
83 logger.error(e.getLocalizedMessage());
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
84 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
85 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
86
32
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
87 try {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
88 return new OutRepresentation(
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
89 mimeType,
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
90 db.out(identifier, inputDocument));
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
91 }
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
92 catch (ArtifactDatabaseException adbe) {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
93 Response response = getResponse();
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
94 response.setStatus(
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
95 Status.CLIENT_ERROR_NOT_FOUND, adbe.getMessage());
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
96 return new EmptyRepresentation();
c2d53bd30ab8 Re-factored artifact API for better integration of background processing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 29
diff changeset
97 }
29
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
99 }
22b03d5c84c5 Added REST out handler for artifacts reachable via HTTP GET '/artifact/{uuid}/{type}'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
100 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org